11. Punnett Squares Practice

12. In guinea pigs, black is dominant Cross a homozygous dominant with a heterozygous guinea pig.

13. In guinea pigs, black is dominant Cross a homozygous recessive with a heterozygous.

14. In guinea pigs, black is dominant Cross two heterozygous guinea pigs.

15. A codominant cross In cattle, red hair and white hair are codominant – they will both show up if the cow is heterozygous. This mixed color is called roan. Cross homozygous white with a homozygous red.

16. A codominant cross In cattle, red hair and white hair are codominant – they will both show up if the cow is heterozygous. This mixed color is called roan. Cross two heterozygous roans.

17. A codominant cross In cattle, red hair and white hair are codominant – they will both show up if the cow is heterozygous. This mixed color is called roan. Cross a homozygous dominant with a heterozygous roan.